* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #f5f5f5;
}

header {
    background: linear-gradient(135deg, #581C87 0%, #581C87 100%);
    color: white;
    text-align: center;
    margin-bottom: 30px;
}

.section {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

footer {
    text-align: center;
}

a {
    color: #581C87;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-bottom 0.2s ease;
}

a:hover { border-bottom: 1px solid #581C87; }

.error-section h2 { color: #581C87; margin-bottom: 10px; }